Master Robotics.
Your Own Pace.
Structured roadmaps and project-based tutorials from fundamental circuits to industrial manipulators and autonomous systems.
Core Engineering Disciplines
Explore foundational hardware, firmware, kinematics, and spatial perception.
Electronics Fundamentals
Master basic electricity: Voltage, Current, Resistance, AC vs DC, Resistors, Capacitors, Diodes, Transistors, and ICs.
Robot Making & Robotics Basics
Master robot anatomy, boards, motor drivers, chassis mechanics, sensors, state machines, and simulation.
Microcontrollers & C++
Master microcontrollers: Definition, MCU vs MPU, Core Architecture, 8/16/32-Bit Types, Memory, C/C++ Programming & Protocols.
Kinematics & Control
6-DOF robotic arm joint kinematics, forward/inverse solvers, PID controllers, and state-space systems.
Featured Path
Step-by-step Robotics and Electronics tutorials.
Curated Robotics Roadmaps
Comprehensive phase-by-phase roadmaps crafted by industry robotics engineers and researchers.
Beginner Robotics Engineer Roadmap
A comprehensive step-by-step path designed for newcomers to robotics. Learn fundamental electronics, microcontroller programming, sensor interfacing, DC/stepper motor control, basic kinematics, and simple obstacle avoidance.
Autonomous Mobile Robots (AMR) & AGV Roadmap
The definitive roadmap for building commercial-grade Autonomous Mobile Robots (AMRs), warehouse Automated Guided Vehicles (AGVs), and delivery robots using LiDAR, wheel encoders, IMU sensor fusion, and the ROS 2 Navigation Stack.
Robotic Manipulator & Arm Kinematics Roadmap
Learn the core robotics mathematics and control systems required to build, simulate, and control multi-axis robotic arms from desktop servos to industrial 6-axis articulated manipulators.
Featured Tutorials & Code Guides
Production-ready C++, Python, URDF, ROS 2, and electronics circuit tutorials with copyable code snippets.
What is Electricity? Voltage, Current, Resistance & Ohm's Law Explained
Understand fundamental electricity from the atomic level: electron flow, voltage (potential difference), current (Amperes), resistance (Ohms), and the core Ohm’s Law relationship.
AC vs DC: Alternating Current vs Direct Current Explained
Compare Direct Current (DC) from batteries and microcontrollers with Alternating Current (AC) from wall outlets. Learn frequencies, RMS voltage, rectification, and transformers.
What is a Resistor? Working Principle, Color Code Bands & Series-Parallel Circuits
Master standard carbon film and metal film resistors: learn how to decode 4-band and 5-band color rings, calculate series/parallel combinations, and design voltage dividers.
What is a Capacitor? Working, Dielectrics, Types & RC Filter Circuits
Learn how capacitors store electrical charge in electrostatic fields. Understand ceramic vs electrolytic polarity, Farad units, decoupling noise, and RC time constants.
What is a Diode? PN Junction, Forward/Reverse Bias, LEDs & Rectification
Explore semiconductor PN junctions: learn how diodes act as one-way check valves for electricity, forward voltage drop (0.7V), LED colors, Zener clamping, and full-wave bridge rectifiers.
What is a Transistor? BJT (NPN/PNP) & MOSFETs as Electronic Switches
Discover the semiconductor revolution: understand Bipolar Junction Transistors (BJT NPN/PNP) vs Field-Effect Transistors (MOSFETs), saturation, cutoff, and driving motors.
Complete Hardware Robot Projects
Build real-world robots with complete Bill of Materials, 3D printing STL files, wiring schematics, and open-source firmware.
Edge-Detecting Table Guard Rover
Construct a fall-proof tabletop rover with dual downward TCRT5000 IR sensors, dual-rail 6V/5V power staging, L9110S motor driver, and Arduino Nano cliff avoidance logic.
Tactile Whisker Bumper Maze Bot
Construct a contact-sensing autonomous maze rover using dual SPDT microswitches with flexible piano-wire whiskers, hardware debouncing, and physical obstacle navigation.
IR Remote-Controlled Speedster
Build a responsive wireless speedster rover controlled by an infrared remote control using a 38kHz TSOP4838 receiver and NEC packet decoding.
Robotics Calculators & Helpers
Speed up your hardware prototyping with our interactive Ohm's Law LED sizer, Battery Runtime simulator, Gearbox Torque calculator, and DH Transformation Matrix generator.